LimeSurvey (formerly PHPSurveyor) is an open source online survey application written in PHP based on a MySQL, PostgreSQL or MSSQL database. It enables users without coding knowledge to develop, publish and collect responses to surveys.
Surveys can include branching, custom preferred layout and design (using a web template system), and can provide basic statistical analysis of survey results. Version : 3.5.1+Release Date : 12-03-2018

Matomo (formerly Piwik) is the leading open-source analytics platform that gives you more than just powerful analytics:
Matomo aims to be an open source alternative to Google Analytics.
Matomo is a PHP MySQL software program that you download and install on your own webserver. At the end of the five minute installation process you will be given a JavaScript tag. Simply copy and paste this tag on websites you wish to track (or use an existing plugin to do it automatically for you).Version : 3.3.0Release Date : 12-01-2018

Simple things can be amazing. Asking questions to your visitors shouldn't be rocket science. No databases, no fuss.
The Amazing Little Poll is a very simple php polling script. It does what it should do, and it is especially optimized to make it very easy to set-up. Version : 1.4

Aardvark Topsites PHP is a free topsites script built on PHP and MySQL.
A topsites list ranks a group of related sites by popularity. Webmasters join the topsites list and are given a button to put on their site and link back to the topsites list.
Version : 5.2.1Release Date : 21-03-2009

Simple PHP Poll will be as its title suggests: simple. With simplicity in mind, we try to add as many features as possible to our system while still making it extremely simple to use and update, let alone modify. It is the only free poll system to use an installer and simple admin panel, and the only to be free of any watermarksVersion : v2

EasyPoll is a PHP script to create your own poll. It's very easy to install and run. Design of the poll is fully editable, you may insert the poll into any page you want. You can use it on an unlimited number of webpages for free.Version : 1.0

Open Web Analytics (OWA) is open source web analytics software that you can use to track and analyze how people use your web sites and applications.
OWA provides web site owners and developers with easy ways to add web analytics to their sites using simple Javascript, PHP, or REST based APIs.
OWA also comes with built-in support for tracking web sites made with popular content management frameworks such as WordPress and MediaWiki. Version : 1.6.1Release Date : 27-12-2017

Logaholic is a powerful web analytics solution that delivers reliable, objective information about the performance of your web site content, traffic, keywords and marketing. Get useful insights that will help you improve your site today.
Logaholic's low impact Javascript tracking tags ensure that collecting data won't slow down your website. If tracking should fail, it does so without delays in load time, invisible to the user. Version : 7.0.1Release Date : 12-01-2018

CJ Dynamic Poll does exactly what it says in the title - it is a poll that changes dynamically. Ever wondered how websites can display poll questions one minute then once you have voted display the results in the same place? Well... this script does just that. Complete with full Admin Interface the CJ Dynamic Poll is a must have for all websites! Version : 2.0

Little Software Stats is a web application that allows users to monitor their software.
Little Software Stats is the first runtime intelligence software released as open source and free. It is designed and developed through MySQL and PHP which will allow most web servers to run it. Little Software Stats allows users to collect information including executions, installations, exceptions, and geographical location. Version : 0.2.3Release Date : 05-08-2016